1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
|
/* gtktreemodel.h
* Copyright (C) 2000 Red Hat, Inc., Jonathan Blandford <jrb@redhat.com>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this library. If not, see <http://www.gnu.org/licenses/>.
*/
#if !defined (__GTK_H_INSIDE__) && !defined (GTK_COMPILATION)
#error "Only <gtk/gtk.h> can be included directly."
#endif
#ifndef __GTK_TREE_MODEL_H__
#define __GTK_TREE_MODEL_H__
#include <glib-object.h>
G_BEGIN_DECLS
#define GTK_TYPE_TREE_MODEL (gtk_tree_model_get_type ())
#define GTK_TREE_MODEL(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GTK_TYPE_TREE_MODEL, GtkTreeModel))
#define GTK_IS_TREE_MODEL(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GTK_TYPE_TREE_MODEL))
#define GTK_TREE_MODEL_GET_IFACE(obj) (G_TYPE_INSTANCE_GET_INTERFACE ((obj), GTK_TYPE_TREE_MODEL, GtkTreeModelIface))
#define GTK_TYPE_TREE_ITER (gtk_tree_iter_get_type ())
#define GTK_TYPE_TREE_PATH (gtk_tree_path_get_type ())
#define GTK_TYPE_TREE_ROW_REFERENCE (gtk_tree_row_reference_get_type ())
typedef struct _GtkTreeIter GtkTreeIter;
typedef struct _GtkTreePath GtkTreePath;
typedef struct _GtkTreeRowReference GtkTreeRowReference;
typedef struct _GtkTreeModel GtkTreeModel; /* Dummy typedef */
typedef struct _GtkTreeModelIface GtkTreeModelIface;
/**
* GtkTreeModelForeachFunc:
* @model: the #GtkTreeModel being iterated
* @path: the current #GtkTreePath
* @iter: the current #GtkTreeIter
* @data: The user data passed to gtk_tree_model_foreach()
*
* Type of the callback passed to gtk_tree_model_foreach() to
* iterate over the rows in a tree model.
*
* Return value: %TRUE to stop iterating, %FALSE to continue
*
*/
typedef gboolean (* GtkTreeModelForeachFunc) (GtkTreeModel *model, GtkTreePath *path, GtkTreeIter *iter, gpointer data);
/**
* GtkTreeModelFlags:
* @GTK_TREE_MODEL_ITERS_PERSIST: iterators survive all signals
* emitted by the tree
* @GTK_TREE_MODEL_LIST_ONLY: the model is a list only, and never
* has children
*
* These flags indicate various properties of a #GtkTreeModel.
*
* They are returned by gtk_tree_model_get_flags(), and must be
* static for the lifetime of the object. A more complete description
* of #GTK_TREE_MODEL_ITERS_PERSIST can be found in the overview of
* this section.
*/
typedef enum
{
GTK_TREE_MODEL_ITERS_PERSIST = 1 << 0,
GTK_TREE_MODEL_LIST_ONLY = 1 << 1
} GtkTreeModelFlags;
/**
* GtkTreeIter:
* @stamp: a unique stamp to catch invalid iterators
* @user_data: model-specific data
* @user_data2: model-specific data
* @user_data3: model-specific data
*
* The <structname>GtkTreeIter</structname> is the primary structure
* for accessing a #GtkTreeModel. Models are expected to put a unique
* integer in the <structfield>stamp</structfield> member, and put
* model-specific data in the three <structfield>user_data</structfield>
* members.
*/
struct _GtkTreeIter
{
gint stamp;
gpointer user_data;
gpointer user_data2;
gpointer user_data3;
};
struct _GtkTreeModelIface
{
GTypeInterface g_iface;
/* Signals */
void (* row_changed) (GtkTreeModel *tree_model,
GtkTreePath *path,
GtkTreeIter *iter);
void (* row_inserted) (GtkTreeModel *tree_model,
GtkTreePath *path,
GtkTreeIter *iter);
void (* row_has_child_toggled) (GtkTreeModel *tree_model,
GtkTreePath *path,
GtkTreeIter *iter);
void (* row_deleted) (GtkTreeModel *tree_model,
GtkTreePath *path);
void (* rows_reordered) (GtkTreeModel *tree_model,
GtkTreePath *path,
GtkTreeIter *iter,
gint *new_order);
/* Virtual Table */
GtkTreeModelFlags (* get_flags) (GtkTreeModel *tree_model);
gint (* get_n_columns) (GtkTreeModel *tree_model);
GType (* get_column_type) (GtkTreeModel *tree_model,
gint index_);
gboolean (* get_iter) (GtkTreeModel *tree_model,
GtkTreeIter *iter,
GtkTreePath *path);
GtkTreePath *(* get_path) (GtkTreeModel *tree_model,
GtkTreeIter *iter);
void (* get_value) (GtkTreeModel *tree_model,
GtkTreeIter *iter,
gint column,
GValue *value);
gboolean (* iter_next) (GtkTreeModel *tree_model,
GtkTreeIter *iter);
gboolean (* iter_previous) (GtkTreeModel *tree_model,
GtkTreeIter *iter);
gboolean (* iter_children) (GtkTreeModel *tree_model,
GtkTreeIter *iter,
GtkTreeIter *parent);
gboolean (* iter_has_child) (GtkTreeModel *tree_model,
GtkTreeIter *iter);
gint (* iter_n_children) (GtkTreeModel *tree_model,
GtkTreeIter *iter);
gboolean (* iter_nth_child) (GtkTreeModel *tree_model,
GtkTreeIter *iter,
GtkTreeIter *parent,
gint n);
gboolean (* iter_parent) (GtkTreeModel *tree_model,
GtkTreeIter *iter,
GtkTreeIter *child);
void (* ref_node) (GtkTreeModel *tree_model,
GtkTreeIter *iter);
void (* unref_node) (GtkTreeModel *tree_model,
GtkTreeIter *iter);
};
/* GtkTreePath operations */
GtkTreePath *gtk_tree_path_new (void);
GtkTreePath *gtk_tree_path_new_from_string (const gchar *path);
GtkTreePath *gtk_tree_path_new_from_indices (gint first_index,
...);
gchar *gtk_tree_path_to_string (GtkTreePath *path);
GtkTreePath *gtk_tree_path_new_first (void);
void gtk_tree_path_append_index (GtkTreePath *path,
gint index_);
void gtk_tree_path_prepend_index (GtkTreePath *path,
gint index_);
gint gtk_tree_path_get_depth (GtkTreePath *path);
gint *gtk_tree_path_get_indices (GtkTreePath *path);
gint *gtk_tree_path_get_indices_with_depth (GtkTreePath *path,
gint *depth);
void gtk_tree_path_free (GtkTreePath *path);
GtkTreePath *gtk_tree_path_copy (const GtkTreePath *path);
GType gtk_tree_path_get_type (void) G_GNUC_CONST;
gint gtk_tree_path_compare (const GtkTreePath *a,
const GtkTreePath *b);
void gtk_tree_path_next (GtkTreePath *path);
gboolean gtk_tree_path_prev (GtkTreePath *path);
gboolean gtk_tree_path_up (GtkTreePath *path);
void gtk_tree_path_down (GtkTreePath *path);
gboolean gtk_tree_path_is_ancestor (GtkTreePath *path,
GtkTreePath *descendant);
gboolean gtk_tree_path_is_descendant (GtkTreePath *path,
GtkTreePath *ancestor);
/* Row reference (an object that tracks model changes so it refers to the same
* row always; a path refers to a position, not a fixed row). You almost always
* want to call gtk_tree_row_reference_new.
*/
GType gtk_tree_row_reference_get_type (void) G_GNUC_CONST;
GtkTreeRowReference *gtk_tree_row_reference_new (GtkTreeModel *model,
GtkTreePath *path);
GtkTreeRowReference *gtk_tree_row_reference_new_proxy (GObject *proxy,
GtkTreeModel *model,
GtkTreePath *path);
GtkTreePath *gtk_tree_row_reference_get_path (GtkTreeRowReference *reference);
GtkTreeModel *gtk_tree_row_reference_get_model (GtkTreeRowReference *reference);
gboolean gtk_tree_row_reference_valid (GtkTreeRowReference *reference);
GtkTreeRowReference *gtk_tree_row_reference_copy (GtkTreeRowReference *reference);
void gtk_tree_row_reference_free (GtkTreeRowReference *reference);
/* These two functions are only needed if you created the row reference with a
* proxy object */
void gtk_tree_row_reference_inserted (GObject *proxy,
GtkTreePath *path);
void gtk_tree_row_reference_deleted (GObject *proxy,
GtkTreePath *path);
void gtk_tree_row_reference_reordered (GObject *proxy,
GtkTreePath *path,
GtkTreeIter *iter,
gint *new_order);
/* GtkTreeIter operations */
GtkTreeIter * gtk_tree_iter_copy (GtkTreeIter *iter);
void gtk_tree_iter_free (GtkTreeIter *iter);
GType gtk_tree_iter_get_type (void) G_GNUC_CONST;
GType gtk_tree_model_get_type (void) G_GNUC_CONST;
GtkTreeModelFlags gtk_tree_model_get_flags (GtkTreeModel *tree_model);
gint gtk_tree_model_get_n_columns (GtkTreeModel *tree_model);
GType gtk_tree_model_get_column_type (GtkTreeModel *tree_model,
gint index_);
/* Iterator movement */
gboolean gtk_tree_model_get_iter (GtkTreeModel *tree_model,
GtkTreeIter *iter,
GtkTreePath *path);
gboolean gtk_tree_model_get_iter_from_string (GtkTreeModel *tree_model,
GtkTreeIter *iter,
const gchar *path_string);
gchar * gtk_tree_model_get_string_from_iter (GtkTreeModel *tree_model,
GtkTreeIter *iter);
gboolean gtk_tree_model_get_iter_first (GtkTreeModel *tree_model,
GtkTreeIter *iter);
GtkTreePath * gtk_tree_model_get_path (GtkTreeModel *tree_model,
GtkTreeIter *iter);
void gtk_tree_model_get_value (GtkTreeModel *tree_model,
GtkTreeIter *iter,
gint column,
GValue *value);
gboolean gtk_tree_model_iter_previous (GtkTreeModel *tree_model,
GtkTreeIter *iter);
gboolean gtk_tree_model_iter_next (GtkTreeModel *tree_model,
GtkTreeIter *iter);
gboolean gtk_tree_model_iter_children (GtkTreeModel *tree_model,
GtkTreeIter *iter,
GtkTreeIter *parent);
gboolean gtk_tree_model_iter_has_child (GtkTreeModel *tree_model,
GtkTreeIter *iter);
gint gtk_tree_model_iter_n_children (GtkTreeModel *tree_model,
GtkTreeIter *iter);
gboolean gtk_tree_model_iter_nth_child (GtkTreeModel *tree_model,
GtkTreeIter *iter,
GtkTreeIter *parent,
gint n);
gboolean gtk_tree_model_iter_parent (GtkTreeModel *tree_model,
GtkTreeIter *iter,
GtkTreeIter *child);
void gtk_tree_model_ref_node (GtkTreeModel *tree_model,
GtkTreeIter *iter);
void gtk_tree_model_unref_node (GtkTreeModel *tree_model,
GtkTreeIter *iter);
void gtk_tree_model_get (GtkTreeModel *tree_model,
GtkTreeIter *iter,
...);
void gtk_tree_model_get_valist (GtkTreeModel *tree_model,
GtkTreeIter *iter,
va_list var_args);
void gtk_tree_model_foreach (GtkTreeModel *model,
GtkTreeModelForeachFunc func,
gpointer user_data);
/* Signals */
void gtk_tree_model_row_changed (GtkTreeModel *tree_model,
GtkTreePath *path,
GtkTreeIter *iter);
void gtk_tree_model_row_inserted (GtkTreeModel *tree_model,
GtkTreePath *path,
GtkTreeIter *iter);
void gtk_tree_model_row_has_child_toggled (GtkTreeModel *tree_model,
GtkTreePath *path,
GtkTreeIter *iter);
void gtk_tree_model_row_deleted (GtkTreeModel *tree_model,
GtkTreePath *path);
void gtk_tree_model_rows_reordered (GtkTreeModel *tree_model,
GtkTreePath *path,
GtkTreeIter *iter,
gint *new_order);
G_END_DECLS
#endif /* __GTK_TREE_MODEL_H__ */
|
